{
  "manageEntity": {
    "action": "Download",
    "entityId": "1772477011",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"city\":\"East Jakarta\",\"region\":\"Jakarta\",\"country\":\"Indonesia\"}}",
    "nonce": "0x2653674b7d498fe9aec04b32e82bf8521669ac6c0cb4717bc354af5b9c4e719c",
    "signature": "0x465dcc03c0e86b371b3b62ee365100f9e2655726baacb793ad288fae98aa889d1e757b40a2f00f1c5fd00fecd6f9d286e2d5c7b79bf473b1a865008cc4b75c4b1b",
    "signer": "0xc9647c05E4fC5025D9ba43eDd1C101d03385018A",
    "userId": "189460"
  }
}